Android apps.....

Dolphin Browser for Pad
Browswer especially designed for Android tablets.

Dropbox lets you bring all your photos, docs, and videos anywhere.
Dropbox is a free service that lets you bring all your photos, docs, and videos anywhere. After you install Dropbox on your computer, any file you save to your Dropbox will automatically save to all your computers, your Android device, and even the Dropbox website! With the Dropbox app, you can take everything that matters to you on the go.
(Note - Dropbox is blocked by the authority at present, but is still an excellent resource for moving files to different devices at home).

CamScanner Free
CamScanner turns your phone or tablet into a scanner. With CamScanner, you are able to digitize any paper documents by photo shooting. Simply take a picture of any paper documents such as receipts, whiteboards, notes, agreement and so forth, and CamScanner can auto-crop image, enhance image quality and create an industry standard PDF file. And you can easily upload documents to cloud like Dropbox, Google Doc,, and manage them by tagging or searching.

Scan to PDF
Scan to PDF free
ScanToPDF and mail lets you scan (or import) documents using your phone or tablet's camera. Scanned documents are converted into a PDF. PDF files are stored on SD card and can be shared or uploaded to Google doc.

QR Barcode Scanner
Scans Barcodes and QR codes to track information. This app is fast and simple to use: the codes can contain text, web links or International Standard Book Number (ISBN).

Remote Web Desktop
Remotely manage and control Android devices in web browser. Web desktop enables remote management & control of an Android device from a web browser over any WiFi/4G/3G/2G/USB connection.

iOS apps......
OCR Scanner
Convert images and documents to text

Transfer files easily